New York, Roger Federer has been knocked

out of the US Open in the fourth round by world number 55 John


The 37-year-old Swiss had prioritised winning a sixth title at

Flushing Meadows, but was beaten 3-6 7-5 7-6 (9-7) 7-6 (7-3) in three

hours 35 minutes.

It is the first time Federer has lost to a player ranked outside of

the top 50 at the US Open.

Australian Millman will play two-time champion Novak Djokovic in

his first Grand Slam quarter-final tomorrow (Wednesday).

Millman, 29, is the only unseeded player left in the last eight of

the men’s draw, the BBC reported.

Source: Oman News Agency